REHM INVERTIG.PRO 240 DC Betriebsanleitung Seite 87

Functio onal desc cription
Torch button T 1
Gas valve G
Welding curre W ent
3.5.16 6 Push an nd rotating
The pre ess and rota ate button [2
both lef ft and right h handed oper
well pro otected again nst mechanic
stoppe r which mea ns that it can
3.6 Functi ons
The pre ess button [1 17] is used to
display y LEDs [18] s show the sele
3.6.1 4-step f function
When 4 4-step weldin ng, the butto
allows the operator r to work for a
How th e 4-step func ction works:
 1. S
Step – Press torch button
Magne t valve for in ert gas is op
The arc c is ignited af fter the set g
The we elding curren nt has reache
 2. S
Step: Releas se torch butto
The we elding curren nt automatica
value fo or I .
1
 3. S
Step: Press t the torch but
The cu rrent reduce es with the p
the end d crater curre ent
The we elding curren nt flows at the
 4. S
Step: Releas se torch butto
The arc c ceases
The ine ert gas flows in accordan
Figure 5 Proc cedure for 4-s
g button ( R-Pilot)
27] is positio oned centrall
ators. The s pecial recept
cal influence es. The press
nnot be rotate ed too far.
o select the m modes 4-step
ected mode b by lighting up
on does not need to be h
a longer peri od of time w
pened.
gas pre-flow time
ed the value set for startin
on
ally sets the selected up
ton
preset curren nt downslope
e value set fo or end crater
on
ce with the s selected gas
step welding
ly and easily y operated b
tacle means that it is ver
s and rotate button has n
p and 2-step function. Th
p.
held down co onstantly, th
without tiring.
ng current
pslope time t to the pre-se
e time to the e value set fo
r.
post-flow tim me.
t t
t t
t t
by
ry
no
GB
he
is
et
or
23 2